ComboBoxes & Autodesk Inveentor

Hi to all,

Big problems with small programming

In worksheet I got (3) sheets: Inventor, Main & Data
all info is on Data
on Main - a few ComboBoxes from Control Toolbox
on Data definition of a few named lists
Coding:

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Same idea for another combo.
All works OK.
Now main problem:
worksheet in inside Autodest Inventor iAssembly
if I save & close drawing, then try to open again
I got an error:
Select Case Sheets("Data").Range("n30") - not supported
debug disply this line yellow.
If I program combos w/out vba - all is ok
I hope this code needs a simple modification

Thanks for any help/ideas..
Ursus Uziemblo

Presumably Digit_6 is a Named Range. Try this

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